Lua APA (7ú heag.)
Lawrence, R. Z. (2008). Blue-collar blues: Is trade to blame for rising US income inequality? Peterson Institute for International Economics.
Lua i Stíl Chicago (17ú heag.)
Lawrence, Robert Z. Blue-collar Blues: Is Trade to Blame for Rising US Income Inequality? Washington, DC: Peterson Institute for International Economics, 2008.
Lua MLA (9ú heag.)
Lawrence, Robert Z. Blue-collar Blues: Is Trade to Blame for Rising US Income Inequality? Peterson Institute for International Economics, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.